Open-Path Confocal Fluorescence Spectrometer for Compact Thermal Stability
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Solution Overview
Problem
Existing microscopic confocal fluorescence spectrometers have high requirements for testing samples and operations, poor adaptability, and inadequate working stability.
Innovation Solution
A microscopic confocal fluorescence spectrometer with an optical system and instrument body, featuring an open fluorescence light path, modular design, and components arranged to reduce space occupation, enhance stability, and facilitate heat dissipation, including a triaxial sample object stage and modular structure for adaptability and compatibility with other detection equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the optical system components are arranged in a compact configuration, then the overall volume is reduced, but the heat dissipation efficiency deteriorates
Solution Approach 1:
The optical system is divided into separate functional modules (excitation light source module, fluorescence detection module, sample stage module) that are spatially separated within the housing. This segmentation allows each module to have dedicated heat dissipation pathways while maintaining a compact overall structure, resolving the contradiction between small volume and effective heat dissipation.
Solution Approach 2:
Heat dissipation fins and thermal management components are introduced as intermediary elements between the laser light source and the surrounding environment. These intermediaries facilitate efficient heat transfer from the compact optical components to the external environment, enabling compact design without compromising thermal performance.
2Stability of the object's composition
If the instrument uses a traditional enclosed optical path design, then the structural stability is improved, but the adaptability to different detection equipment deteriorates
Solution Approach 1:
The optical system is designed with universal mounting interfaces and standardized connection protocols that allow compatibility with multiple types of detection equipment and sample stages. The modular architecture enables the same basic platform to be adapted for different experimental configurations, achieving both structural stability and broad adaptability.
Solution Approach 2:
The instrument incorporates adjustable and reconfigurable optical components that can be dynamically adjusted to work with different detection equipment. The modular design allows components to be moved, added, or removed based on specific experimental needs, providing adaptability while maintaining a stable core structure.
3Measurement precision
If the spectrometer requires precise alignment of optical components, then the measurement precision is improved, but the ease of operation deteriorates
Solution Approach 1:
The optical components are pre-aligned and pre-assembled into modular units during manufacturing with precise alignment already established. This preliminary action eliminates the need for users to perform complex alignment procedures, maintaining measurement precision while dramatically improving ease of operation.
Solution Approach 2:
Manual optical alignment mechanisms are replaced with automated alignment systems that use sensors and feedback control to automatically optimize optical component positioning. This substitution maintains high measurement precision while eliminating the operational complexity of manual alignment, significantly improving ease of use.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Improves adaptability, working stability, and universality by reducing the overall volume, enhancing operation convenience, and thermal stability through a modular design and efficient heat dissipation.
Implementation Method 1
an optical system, the optical system includes a laser
Implementation Method 2
a nanoparticle film linear polarizer
Implementation Method 3
a fluorescence signal and scattered light produced by the measured substance after excitation
Implementation Method 4
When a substance at room temperature is irradiated by incident light of a certain wavelength (usually ultraviolet rays or X-rays), the substance absorbs light energy and enters an excited state
Implementation Method 5
the light beam reflected by the video switching device irradiates on a measured substance through the objective lens
Implementation Method 6
a grating switching and rotating device, the fluorescence signal is focused on the confocal hole and irradiates on a grating in the grating switching and rotating device for light splitting
Implementation Method 7
Microscopic laser confocal fluorescence spectroscopy is a spectral analysis method to analyze the composition of substances and the characteristics and structures of molecules by analyzing the wavelength of fluorescence
Data Source
AI summary
A microscopic confocal fluorescence spectrometer is provided. The microscopic confocal fluorescence spectrometer includes an optical system and an instrument body. By adopting an open microscopic fluorescence light path, a lens body part of an existing spectrometer microscope is omitted, so that the space behind an objective lens is significantly increased. By reasonably arranging a laser, a spectrum detection device and other components, the space on the side of the objective lens is further increased, and the occupied space of the optical system is reduced, so that the overall volume of the instrument is reduced, and the adaptability of the instrument is further improved. In addition, the spectrum detection device is arranged outside the second shell to facilitate the heat dissipation of the spectrum detection device, so that the heat stability and working reliability of the instrument are further improved.